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All results from a given calculation for PF5 (Phosphorus pentafluoride)

using model chemistry: MP2=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP2=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-840.146683
Energy at 298.15K 
HF Energy-838.367332
Nuclear repulsion energy408.894524
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/aug-cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 820 784 0.00 13.31 0.00 0.00
2 A1' 649 621 0.00 1.39 0.71 0.83
3 A2" 973 931 408.72 0.00 0.00 0.00
4 A2" 575 550 58.70 0.00 0.00 0.00
5 E' 1033 988 272.23 0.63 0.75 0.86
5 E' 1033 988 272.23 0.63 0.75 0.86
6 E' 533 510 40.94 0.38 0.75 0.86
6 E' 533 510 40.94 0.38 0.75 0.86
7 E' 173 165 0.06 0.21 0.75 0.86
7 E' 173 165 0.06 0.21 0.75 0.86
8 E" 513 490 0.00 0.61 0.75 0.86
8 E" 513 490 0.00 0.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3759.3 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 3595.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/aug-cc-pVQZ
ABC
0.12503 0.10437 0.10437

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVQZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.538 0.000
F3 1.332 -0.769 0.000
F4 -1.332 -0.769 0.000
F5 0.000 0.000 1.574
F6 0.000 0.000 -1.574

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.53801.53801.53801.57371.5737
F21.53802.66402.66402.20052.2005
F31.53802.66402.66402.20052.2005
F41.53802.66402.66402.20052.2005
F51.57372.20052.20052.20053.1475
F61.57372.20052.20052.20053.1475

picture of Phosphorus pentafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 120.000 F2 P1 F4 120.000
F2 P1 F5 90.000 F2 P1 F6 90.000
F3 P1 F4 120.000 F3 P1 F5 90.000
F3 P1 F6 90.000 F4 P1 F5 90.000
F4 P1 F6 90.000 F5 P1 F6 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability